Besmirch
Pronunciation : Be*smirch"
Part of Speech : v.
Definition : Defn: To smirch or soil; to discolor; to obscure. Hence: To dishonor; to sully. Shak.
t. [imp. & p. p. Besmirched; p. pr. & vb. n. Besmirching.]
Source : Webster's Unabridged Dictionary, 1913